How were the details of the Iran-Contra Affair discovered?

AA plane crash in Nicaragua revealed it.
BSenator John Tower discovered the plan.
CInformation was leaked by the press.
DAmerican arms were found in Iran.

Verified Answer :

The details of the Iran-Contra Affair discovered was that a plane crash in Nicaragua revealed it.

The details of the Iran.Cobtra Affair was discovered since a plane crash in Nicaragua revealed it. Option A is correct.

Only one person survived the plane crash  and he was captured by the Nicaraguan authorities. Consequently, the information he disclosed resulted in a chain of events that led to the descovery of the Affair.

The Iran-Contra Affair was a political scandal in the United States that occurred during the second term of the Reagan Administration.